Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847788 | Graphic data processing method and system | — | 1989-07-11 |
| 4811244 | Drawing information management system | Akimitsu Kondoh, Atsuo Miyazaki | 1989-03-07 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847788 | Graphic data processing method and system | — | 1989-07-11 |
| 4811244 | Drawing information management system | Akimitsu Kondoh, Atsuo Miyazaki | 1989-03-07 |